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5.9L / 6.7L Diesel Engine Upgrades

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674 Results

Banks Power Ram Air System Air Filter Element (AIR FILTER): Ram 2500 / 3500 2013-2018 6.7L Diesel
usa

Banks Power Ram Air System Air Filter Element (AIR FILTER): Ram 2500 / 3500 2013-2018 6.7L Diesel

Banks Power

Regular price $132.22 $119.00 10% off

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per 

Wehrli 4in Intake Kit Gun Metal: Ram 2500/3500 2010-2012 6.7L Diesel
usa

Wehrli 4in Intake Kit Gun Metal: Ram 2500/3500 2010-2012 6.7L Diesel

Wehrli

Regular price $555.00 $538.35 3% off

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BD Diesel Premium Injector (INJECTOR): Ram 3500 2011-2012 6.7L Diesel
Snow Performance Stg 2 Boost Cooler Water Inj. Kit SS Brded Line (W/O Tank): Dodge Ram 2007-2017 5.9L/6.7L Diesel

Snow Performance Stg 2 Boost Cooler Water Inj. Kit SS Brded Line (W/O Tank): Dodge Ram 2007-2017 5.9L/6.7L Diesel

Snow Performance

Regular price $1,312.51 $937.51 29% off

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Titan Fuel Tanks HD 60 Gallon Mid-Ship Fuel Tank: Dodge Ram 2500/3500 2003-2012 w/ Mounting Strap
usa

Titan Fuel Tanks HD 60 Gallon Mid-Ship Fuel Tank: Dodge Ram 2500/3500 2003-2012 w/ Mounting Strap

Titan Fuel Tanks

Regular price $1,499.00 $1,424.05 5% off

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per 

Fleece Performance Dual CP3 Bracket: Dodge Ram 2500/3500 5.9L/6.7L Diesel 2007-2018
usa
K&N NextGen Dryflow Cold Air Intake: Ram 2500 / 3500 2019-2024 6.7L Diesel
Banks Power 5.0in Monster Exhaust Black Tip: Ram 2500 / 3500 2019-2024 6.7L Diesel
usa

Banks Power 5.0in Monster Exhaust Black Tip: Ram 2500 / 3500 2019-2024 6.7L Diesel

Banks Power

Regular price $697.78 $628.00 10% off

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Fluidampr Steel Internally Balanced Damper: Dodge Ram 2500/3500 5.9L/6.7L Diesel 2007-2025
usa

Fluidampr Steel Internally Balanced Damper: Dodge Ram 2500/3500 5.9L/6.7L Diesel 2007-2025

Fluidampr

Regular price $756.84 $643.31 15% off

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Kleinn Key Start Air Horn System: Fits Dodge/Ram/Jeep 2008-2020
usa

Kleinn Key Start Air Horn System: Fits Dodge/Ram/Jeep 2008-2020

Kleinn Air Horns

Regular price $207.99 $179.99 13% off

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Fleece Performance Billet Rocker Arm Bridges: Dodge Ram 1998-2018 5.9L/6.7L Diesel
usa
K&N NextGen Dry Flow Cold Air Intake: Ram 2500 / 3500 2013-2018 6.7L Diesel
Wehrli Fabricated Aluminum Engine Cover Gloss White: Ram 2500/3500 2010-2024 6.7L Diesel
usa

Wehrli Fabricated Aluminum Engine Cover Gloss White: Ram 2500/3500 2010-2024 6.7L Diesel

Wehrli

Regular price $230.00 $223.10 3% off

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K&N Charge Pipe Kit: Ram 2500 / 3500 2013-2018 6.7L Diesel

K&N Charge Pipe Kit: Ram 2500 / 3500 2013-2018 6.7L Diesel

K&N Engineering

$367.99

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BD Diesel Stock Replacement Turbo: Ram 2500 / 3500 2013-2018 6.7L Diesel
BD Diesel Exhaust Manifold Gasket Set: Ram 3500 2019-2024 6.7L Diesel
Titan Fuel Tanks 55 Gal XXL Mid-Ship Fuel Tank: Fits Ram 2500/3500 2013-2025 6.7L Diesel
usa

Titan Fuel Tanks 55 Gal XXL Mid-Ship Fuel Tank: Fits Ram 2500/3500 2013-2025 6.7L Diesel

Titan Fuel Tanks

Regular price $1,499.00 $1,424.05 5% off

Unit price
per 

Fleece Performance SureFlo Perf Sending Unit: Ram 2500/3500 2020-2024 6.7L Diesel
usa
Fleece Performance SureFlo Perf Sending Unit: Ram 2500 / 3500 2011-2024 6.7L Diesel
usa
Mahle OE Piston w/ Rings Set .50MM: Fits Dodge Ram 6.7L Diesel 2007-2018
K&N Diesel Dryflow Engine Air Filter: Ram 2500 / 3500 2013-2026 6.7L Diesel

5.9L Magnum & 6.7L Cummins Diesel Engine Upgrades for Torque and Reliability

The 5.9L Magnum V8 and 6.7L Cummins inline-6 are iconic diesel engines celebrated for their torque, towing strength, and durability. Whether you own a classic Ram with the 5.9L or a modern heavy-duty Ram powered by the 6.7L Cummins, upgrading these engines with diesel-specific performance parts can significantly enhance power delivery and dependability.

How Diesel Engine Upgrades Improve Your 5.9L and 6.7L Performance

Diesel engines like the 5.9L Magnum and 6.7L Cummins thrive on torque and efficiency. Upgrades focused on intake airflow, exhaust flow, and fuel delivery optimize combustion and turbocharger response. These improvements translate to stronger towing capability, better throttle response, and sustained power under load.

  • High-flow intake and exhaust systems reduce restrictions and improve turbo efficiency
  • Turbocharger and intercooler upgrades enhance boost control and charge air cooling
  • Fuel system enhancements ensure consistent fuel delivery for higher power demands
  • Performance tuning calibrates engine parameters for optimized power and reliability

Choosing the Right Upgrades for Your Diesel Engine Goals

When selecting upgrades for your 5.9L or 6.7L diesel, consider your primary use—whether it’s daily driving, heavy towing, or performance builds. Intake and exhaust modifications improve airflow, while turbocharger enhancements increase boost and efficiency. Fuel system upgrades become critical as power levels rise, and tuning ties all components together for smooth operation.

Maximize Your Diesel Engine’s Potential with FastHemis Upgrades

From intake manifolds and turbochargers to fuel system components and tuning tools, FastHemis offers a comprehensive selection of parts tailored to the 5.9L Magnum and 6.7L Cummins platforms. Explore our collection to find reliable, performance-driven upgrades that maintain the rugged durability these engines are known for.

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